1 // © 2019 and later: Unicode, Inc. and others.
2 // License & terms of use: http://www.unicode.org/copyright.html
3
4 #include <cstring>
5
6 #include "fuzzer_utils.h"
7 #include "unicode/coll.h"
8 #include "unicode/localpointer.h"
9 #include "unicode/locid.h"
10 #include "unicode/sortkey.h"
11 #include "unicode/tblcoll.h"
12
13 IcuEnvironment* env = new IcuEnvironment();
14
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)15 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
16 UErrorCode status = U_ZERO_ERROR;
17 if (size > 2000) {
18 // Limit the effective test data to only 2000 bytes to avoid meaningless
19 // timeout.
20 size = 2000;
21 }
22
23 size_t unistr_size = size/2;
24 std::unique_ptr<char16_t[]> fuzzbuff(new char16_t[unistr_size]);
25 std::memcpy(fuzzbuff.get(), data, unistr_size * 2);
26 icu::UnicodeString fuzzstr(false, fuzzbuff.get(), unistr_size);
27
28 icu::LocalPointer<icu::RuleBasedCollator> col1(
29 new icu::RuleBasedCollator(fuzzstr, status));
30
31 if (U_SUCCESS(status)) {
32 col1->getVariableTop(status);
33 status = U_ZERO_ERROR;
34 icu::CollationKey key;
35 col1->getCollationKey(fuzzstr, key, status);
36 status = U_ZERO_ERROR;
37 icu::LocalPointer<icu::UnicodeSet> tailoredSet(col1->getTailoredSet(status));
38 status = U_ZERO_ERROR;
39 col1->getLocale(ULOC_ACTUAL_LOCALE, status);
40 status = U_ZERO_ERROR;
41 col1->getLocale(ULOC_VALID_LOCALE, status);
42 col1->getMaxVariable();
43 col1->getStrength();
44 col1->getSortKey(fuzzstr, nullptr, 0);
45 }
46 return 0;
47 }
48